Switching

Hi, everyone!Cusotmer currently insisted that the ping from their NMS/EMS has failed sometiems to get response from host. However, the ping from our PC or server1 does not have any ping loss. By capture from host, the weird thing is ping from custome...

Hello,I am trying to see if a fibre port is at fault here, basically a user is complaining a file being transfered through this fibre link is gettign corrupted, but from the stats below they look ok to me.  There seems to be late collisions and colli...

4506-E cat4500-ipbasek9-mz.122-53.SG"System returned to ROM by abort at PC 0x0"My 4506-E would crash every 10 min, it just started happening this week.  This switch has been in production for ~2 years. I have 10+ other switches with same model, IOS a...

Hi I have a Catalyst 2960-S switch and a pre-standard IP Phone (Cisco 7960). When I connect the phone to the switch the switch recognizes the phone and supplies power. I would like to prevent this behaviour. ie. I would like to disable detection of p...

I have a situation where I have a 3750-X stack bought with the 350w power supplies. A "show Inv" lists model as "WS-C3750X-48T-L". I now need to suport POE in that space. Is it possible to add in a 1100W power supply and have the switch support POE o...

I have a strange issue where spanning-tree is blocking vlans through a mesh network.Here is my set up.2-Cisco  3560's that have two trunk ports set with do1q and a native vlan of 2.  I'm allowing a client vlan (2) and a voice vlan (103) to come over...

Dear please i need help with cisco WS-C6509-E Core switch with IOS  "s72033-ipservicesk9_wan-mz.122-18.SXF11"i have 2 question  Q.1 i want to upgrade this switch what is the latest IOS ver. supported by this module ?Q.2  i need to enable http server ...

Hi allI was told the other day that there is an option in dhcp server i think its 43, where is gives the ip phone the correct ip address for the vlan, is this correct ?also how does the switch know that the phone is a tagged packet, does the 802.1p t...

Hello,when i make a traceroute on an ASR 1001 router to 172.23.30.7 I get the following output:VRF info: (vrf in name/id, vrf out name/id)  1 192.168.99.192 0 msec    192.168.99.191 1 msec    192.168.99.192 0 msec  2 172.23.30.243 1 msec 1 msec 1 mse...

Hi all,We have an issue with limited multicast traffic allowed on our provider network (metro ethernet). So currently our OSPF adjacencies time out from time to time. Remembering that the neighbor command changes EIGRP communication to a neighbor fro...

I have a 5915 mobile router with software version 15.2(1r)GC1. Ports FE0/0 and FE0/1 are routed ports. Ports FE0/2 through FE0/4 are layer 2 switched ports. I'd like to put FE0/1 and FE0/2-4 in the same address space so that all four ports can be use...